CN1163092A - Skin protective device and accessories for ultrasonic auxiliary fat suction technology - Google Patents

Abstract

A skin protector (30) and accessories (40, 50) for protection of the skin incision during ultrasonic-assisted liposuction from thermal and frictional abrasion includes a skin protector (30) made from sterilizable material which resists deformation and incorporates an outer configuration to assist in maintaining in situ positioning of the skin protector during operative procedure. An introducer member (40) for blunt dissection of a tunnel is provided to allow easy insertion of the skin protector and ultrasonic probe. A driver member (50) for dilatation of the skin incision, and for insertion and removal of the skin protector (30) is also provided to assist in the use of the skin protector.

Description

The skin care device and the adnexa that are used for the ultrasound-assisted liposuction art

The present invention relates to skin care device and adnexa, in particular for the skin care device and the adnexa of ultrasound-assisted liposuction art.

In in the past 15 years, attract auxiliary lipectomy to carry out surgical intervention to the use of lipodystrophy disease and obtained very significant development.It is at first introduced in Europe in the seventies latter stage, and begins to arouse attention in the U.S. at the eighties initial stage.Initial practice is to adopt band to attract auxiliary sharp curettage, develops into afterwards and uses big blunt intubation that fat is carried out more controlled vacuum attraction.At last, introduced less special-purpose intubate and various attraction technology, can be more selectively and controllably remove fatty tissue., recently, adopt tumescent technique (tumescenttechnique) can reduce the displacement of fluid and electrolyte, thereby can remove the fat of large volume.

Up-to-date " progress " in bodily form control field is to have introduced the ultrasound-assisted liposuction art.Ultrasonic energy is affacted fatty tissue just can make fat " emulsifying " by the coelosis cavitation that makes fatty acid be discharged into intercellular spatial cell.Free fatty acid, normal intercellular fluid and the fluidic chemical combination of swelling have just formed stable fatty emulsion, and the latter just can be by little attraction intubate from the subcutaneous space sucking-off.The proponent of this technology is firm in the view that this is a kind of safety method of bodily form control, and traditional relatively liposuction technique has many advantages.Report that it makes each patient that more sucking-off amount be arranged, significantly reduce simultaneously and lose blood, and can control the profile and the body change of unnecessary skin preferably.

The equipment and the instrument that are used for the ultrasound-assisted liposuction art generally include an electric signal generator and a hand-held device, the piezoquartz and a solid or hollow probe that will be converted to mechanical vibration from the electric energy of generator is arranged in this hand-held device, and this probe is used for amplifying above-mentioned extensional vibration and provides direct acting surface range (tip) to produce the cell cavitation.Once designed different probes, so as when applying ultrasonic energy, to make as far as possible aspirate find time become easy.In addition, some probe has also been considered in probe or the fluid of annotating on every side, thereby provides cooling mechanism to the interaction interface of probe-soft tissue.

Surgical procedures requires to do the linear incision of through thickness on skin.Ultrasound probe or intubate are passed skin incision and are inserted.When the using ultrasound wave energy, surgeon is mobile probe continuously, because discover, placing probe still can increase the potential danger of hindering because of thermic.

Main purpose of the present invention provides a skin care device; this protector is the skin of protection incision tract in using ultrasound-assisted liposuction art process particularly; make skin neither reason heat and friction cause injury, and can remove the required time of aspirate by provide the addition of vacuum source to reduce at cutting part.

Skin care device of the present invention and adnexa comprise a skin care device, an introducer and a controls; the skin care device is made by material resistance to deformation, available gas (oxirane) or steam disinfection; and has suitable profile so that in operation process, can keep the location on the spot; introducer is used for blunt and cuts open system formation hole so that insert skin care device and ultrasonic probe; also be used as the guider when forming suitably big or small skin incision, controls is used to enlarge skin incision and is used for inserting or taking-up skin care device.

In a preferred embodiment; the skin care device has a Lower Half; be used to be placed in flange portion and its adjacency of the outer surface of skin; subsequent is the first half that short and thick shape connecting portion is housed; this connecting portion is connected with pipe joint by swivel joint, and the suction line that is picked out by pipe joint can freely be rotated relative to patient's skin.Lower Half preferably is shaped on anchoring device so that skin care device unexpected probability of extracting out from otch is reduced to minimum.

Above-mentioned and some other advantage of the present invention, feature and purpose will by following explanation and with reference to accompanying drawing and clearer, these accompanying drawings only are that illustrative purposes has been represented a preferred embodiment of the present invention for example, in the accompanying drawing:

Fig. 1 is the front view of the embodiment of skin care device of the present invention that represents with magnification ratio;

Fig. 2 A is the front view similar to Fig. 1, but has marked size;

Fig. 2 B is the vertical view of skin care device shown in Fig. 2 A;

Fig. 3 A is the front view with the common introducer parts that use of skin care device of the present invention;

Fig. 3 B is the front view with the common controls that uses of skin care device of the present invention, has also represented to be in the skin care device body and the pipe joint of state separated from one another;

Fig. 3 C is the front view that part is cut open, represents the skin care device and the pipe joint of assembling, and is fitted together with controls.

Referring now to accompanying drawing; wherein same Reference numeral is all indicated identical parts in all different views; total skin care device with Reference numeral 30 signs comprises the Lower Half 31 of tubular configuration (preferably cylindric configuration); it separates with the ring part 35 of a flange-like of the first half 34 usefulness, the lower surface 35 of this ring part 35 ' formed the pedestal surface so that be seated on the outer surface of skin.Through hole 33 passes the first half 34, flange portion 35 and Lower Half 31, and determined axis direction 33 '.Because flange portion 35 and cross-sectional area axis direction 33 ' perpendicular are bigger than the Lower Half 31 also cross-sectional area with axis direction 33 ' perpendicular, prepare to be bearing in the lower surface 35 ' while of the flange portion 35 on the skin appearance face and also just limited the insertion depth of skin care device in skin.The pipe joint of representing with Reference numeral 37 is shaped on endoporus 39, it and the endoporus 36 of the short and thick shape connecting portion 36 that constitutes the first half 34 parts ' communicate.The pipe joint 37 that the outside has conventional chamfered edge is to be connected with short and thick shape connecting portion 36 by common swivel joint 38, thereby suction tube (it might be supported on patient's the skin) can freely rotate 360 ° relative to the skin care device.For with Lower Half 31 in the incision grappling; to reduce in surgical procedures the skin care device by the probability of accidental removal; be shaped on anchoring device on the Lower Half 31, this anchoring device comprises a rib shape helix 32 that extends around Lower Half 31 outer surfaces in preferred embodiment.Rib shape helix 32 by the following free end of Lower Half 31 extend up to the lower surface 35 of flange portion 35 ' at a distance of 4mm a bit, that is be similar to a corresponding segment distance with the skin thickness of being made up of epidermal area and skin corium apart, thereby rib shape helix 32 will be positioned in the hypodermic zone.

As substituting of anchoring device spiral-shaped in the preferred embodiment 32, other forms of anchoring device also within the scope of the invention, for example: the surface of the band texture of Lower Half; Be distributed in the one or more annular rib of Lower Half outer surface, wherein near lower surface 35 ' circumferential rib shape object distance lower surface 35 ' distance also be about 4mm; Or the non-helical shape rib that roughly extends along axis direction, these ribs can be tapered and in the height maximum of the position of distance lower surface 35 ' about 4mm radial direction.The free end of Lower Half 31 also can be shaped on undersized chamfered edge, its outer surface point to lower surface 35 ' direction on increase.In addition, flange portion 35 also can be other shapes, polygonal shape for example, need only its lower surface 35 of providing ' can form a pedestal surface to be supported on the skin.In addition, the first half 34 also can be made such size and configuration, makes its cross section near the cross section of flange portion 35, thus with the rear surface of Lower Half 31 adjacency can directly constitute lower surface 35 '.By hole 39 and 36 ' the angle right angle not necessarily of axle and axis direction 33 ' form, also can be other angles different with the right angle.Have again,, the sealer of toroidal can be contained among the ring-shaped groove near hole 33 upper ends in order to increase the pumping efficiency of suction tube.By selecting the flexibility and the size of ring packing thing material, might between free-moving expected value of probe and pumping efficiency, obtain feasible compromise.

Referring now to Fig. 3 A,, the figure shows introducer parts, total indicate with Reference numeral 40, it comprise have blunt nosed 42 lower semisection 41 and above handle section 43.Lower semisection 41 is to prepare to insert otch to form a hole that is used to insert the skin care device, and the diameter dimension of this lower semisection 41 is bigger than the hole 33 of skin care device, and preferably the diameter dimension than Lower Half 31 is also big.Blunt nosed 42 can be semi-spherical shape.

Fig. 3 B has represented controls, and total indicates with Reference numeral 50, and it comprises top handle section 51 and following introduction segment 52.Shown in Fig. 3 B, be shaped on axially extended breach 53 on the controls 50 so that controls 50 is enclosed within on the short and thick shape connecting portion 36 of skin care device, up to it lower surface 53 ' with the upper surface 34 of the first half 34 ' join.Here, breach 53 extends vertically, and its size just in time can be held short and thick shape connecting portion 36.Moreover; breach 53 is not merely an axial gap; on it, also be shaped on another breach 53 "; so that the controls on being sleeved on skin care device 30 50 is when counterclockwise rotating; can form a C shape lip, its lower end reach short and thick shape connecting portion 36 below, thereby can in axial direction skin care device 30 and controls 50 be taken out from skin together; if controls 50 is in the counterclockwise direction, that is the direction opposite with hand of helix rotated.And the direction of helix helps the skin care device to insert skin incision when the controls clockwise direction rotates.

The typical sizes of preferred embodiment marks with different numerals with suitable unit (for example millimeter) in the accompanying drawings.Yet, should understand like this, i.e. this size illustrative purposes for example just only, rather than limitation of the present invention is because they can be retrofited as is known to a person of ordinary skill in the art.The most handy resistance to deformation, available gas (oxirane) or steam disinfection the material of body that is made for the skin care device 10 of one by routine techniques with plastic material is made, and has suitable external configuration so that help to keep in situ the location in operation process.

In surgical procedures, the skin care device just injected skin incision before probe inserts.Then, ultrasonic probe injects the inlet that is formed by through hole in the skin care device, thereby has avoided probe to contact with the direct of cutting part.Inlet can have bigger surface area or outer dia, contacts with the direct of skin so that provide other material to be used for protecting probe.

Skin care device of the present invention can be done very for a short time on actual size, so that advantageously reduce required incision length, is convenient in the zone with less probe, and at less subcutaneous tissue volumetric region, inserts and use above-mentioned skin care device.Incorporate locking swivel joint is arranged on the vacuum outlet path, can in surgical procedures, allow vacuum line to do to rotate completely, thereby prevent that because the vacuum source that outside cause causes opens circuit vacuum line can be received the operating room of standard also can receive portable vacuum source for air-breathing jar (supply and suction reservoir).Pipe joint with chamfered edge outer surface can be fit to connect the suction pipe of most normal size.

Possessing in the material of durable feature has, for example, and ultra-high molecular weight polyethylene (UHMWPE) and ULTEM ^By ULTEM ^The parts of making if necessary, can be sterilized with high pressure steam sterilizer.Above-mentioned two kinds of materials can prevent splinter or produce granule when laterally directly contacting with ultrasonic probe.Yet the other materials with similar characteristics also is available, comprising the material that is used for disposable medical article.Skin care device 30 inserts skin incision by controls 50, and the latter clockwise rotates protector and by rib shape grappling spiral the skin care device is anchored in the subcutaneous tissue.Skin care device 30 also can be extracted out by controls 50, it need only be rotated counterclockwise for this reason.

The outside of skin care device 30 also can comprise and be used to keep on the spot the interim various different configurations of inserting, and wherein anchoring structure places skin care device basal plane with next segment distance, and purpose is to reduce cutting part to be added in unnecessary stress on the skin.

Though only illustrate and described one above according to skin care device embodiment of the present invention; but should be understood that; skin care device of the present invention is not limited thereto, and those of ordinary skills can carry out multiple variation and remodeling, and do not depart from the scope of the present invention.For example, Lower Half 31 can be without any the anchoring device in the described preferred embodiment.Therefore, we do not want to be only limited to the various details that illustrate and describe herein, change and distortion and plan to relate to all these, and are included as the described scope of back claims.

Claims (14)

1; a kind of skin care device; especially in the ultrasound-assisted liposuction art, be used to protect skin incision not reason heat and friction and the skin care device of causing injury; it is characterized in that; skin care device body comprises formation Lower Half (31) and is used to insert second device (34) that first of otch installed and stayed the skin outside; this second device has the restraint device (35 ') that is used for limiting skin care device insertion notch depth; described body is provided with through hole (33) that aligns substantially and the connecting device (36 that described through hole (33) is connected with aspiration; 37; 38); the through hole that aligns substantially in the described body (33) has been determined axis direction (33 '); described connecting device (36; 37; 38) with described axis direction (33 ') at angle by described second the device (34) stretch out and be provided with a connecting hole (36 '; 39); and connecting hole wherein (36 '; 39) also with described axis direction (33 ') at angle; and be connected with described through hole (33); the diameter dimension of the described through hole that aligns (33) should be enough big, so that hold ultrasonic probe.

2, according to the described skin care device of claim 1; it is characterized in that: described restraint device comprises the surface apparatus (35 ') of a preparation towards skin, and the cross-sectional area of this surface apparatus (35 ') should be gone up with the vertical cross-sectional area of axis cardinal principle big than described Lower Half (31).

3, according to the described skin care device of claim 2, it is characterized in that: described surface apparatus or go up at the first half (34) is directly formed by its lower surface, is perhaps formed by ring discoid thing (35) between the described first half (34) and Lower Half (31).

4, according to claim 1,2 or 3 described skin care devices, it is characterized in that: described skin care device also includes grappling (32), is used for reducing the probability that the skin care device is by mistake extracted from otch.

5, according to the described skin care device of claim 4; it is characterized in that: described anchoring device is formed by the textured outer surface of Lower Half; perhaps formed by at least one rib shape device, this rib shape device should be located on a part of outer surface of Lower Half (31) at least.

6, according to the described skin care device of claim 5, it is characterized in that: described rib shape device (32) and described restraint device from a distance, this distance is similar to the thickness corresponding to the skin of being made up of epidermal area and skin corium.

7, according to claim 5 or 6 described skin care devices, it is characterized in that: described rib shape device (32) is spiral-shaped, by the free end zone beginning of Lower Half (31), extends spirally to the first half (34) direction around described Lower Half (31).

8, according to each described skin care device in aforementioned every claim; it is characterized in that: described connecting device (36; 37,38) comprise a pipe joint (37), it is connected on the first half (34) by the short and thick shape cylinder connecting portion (36) on the swivel joint (38).

9, according to each described skin care device in aforementioned every claim, it is characterized in that: described Lower Half (31) is a cylindrical shape, and the described first half (34) is for cylindrical and be polygonal one of prismatic perpendicular to the cross section of axis direction.

10, according to each described skin care device in aforementioned every claim, it is characterized in that; The first half (34) of described skin care device body and Lower Half (31) and connecting device (36,37,38) all are can be made by autoclaved plastics by a kind of.

11, with claim 1-10 every in the common introducer parts that use of each described skin care device; it is characterized in that a cross-sectional area is greater than the handle section (43) of described through hole (33) diameter dimension and cross section introduction segment (41) less than handle section (43) cross section; the diameter dimension that the diameter dimension of this introduction segment (41) cans be compared to Lower Half (31) most is big; this introduction segment (41) is to be used for carrying out blunt dissection to form hole, so that skin care device and ultrasonic probe insert easily.

12; be used to enlarge the controls (50) of skin incision and insertion and the described skin care device of taking-up claim 1; it is characterized in that a cross-sectional area is greater than the manipulation section (51) of described through hole (33) radial dimension and radial dimension introduction segment (52) less than described through hole (33) radial dimension; the length of this introduction segment (52) also will be grown than the axial length of described Lower Half (31); thereby can stretch out the free end of Lower Half; be shaped on an axial gap (53) on the described manipulation section; it is from the described section end adjacent with described introduction segment of handling; extend along the direction of leaving introduction segment; the size of described breach (53) allows described controls to be sleeved on connecting device (36 vertically; 37,38) on.

13, according to the described controls of claim 12, it is characterized in that; The configuration of described breach (53) should form one around connecting device (36; 37,38) lip, thus when described operating parts when a certain direction is rotated; controls (50) and skin care device (30) are pulled out together vertically, thereby skin care device (30) is pulled out otch.

14, according to the controls of claim 13, it is characterized in that; If described lip sees it is proximate C shape from the direction of overlooking to breach.

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